The snarl of a chainsaw never sounds sweeter than when slicing through the trunk of a nasty Bradford pear (Pyrus calleryana). I have railed against the spring-blooming, white-flowering tree for years.
Flowering dogwood features white blooms ... a stinky tree you should avoid. While there are no pear trees native to the U.S., Asian pear trees have not naturalized here, so they won't grow ...